How severe is CVE-2012-0641?

CVE-2012-0641 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-0641 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0641?

CVE-2012-0641 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-0641?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-0641 published?

CVE-2012-0641 was published on 2012-03-08 and last updated on 2026-06-16.

CVE-2012-0641

CVE-2012-0641 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Apple Iphone Os
Published: 2012-03-08
Last modified: 2026-06-16

Description

CFNetwork in Apple iOS before 5.1 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL, a different vulnerability than CVE-2011-3447.

Frequently asked questions

What is CVE-2012-0641?: CFNetwork in Apple iOS before 5.1 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL, a different vulnerability than CVE-2011-3447.
How severe is CVE-2012-0641?: CVE-2012-0641 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-0641 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0641?: CVE-2012-0641 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-0641?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-0641 published?: CVE-2012-0641 was published on 2012-03-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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